| The developed countries have made the circular economy and the circular society as the important form of implementing the sustainable development strategy. In China, the theory research and work practice of the circular economy are increasing gradually. In agriculture field, the demand of agriculture products are rising with the improvement of living standard. The preference of demand is the multiplicity, high quality, and ecotype of the agriculture products. The main function of agriculture production will also break through the limit of traditional agriculture, and pay more attention to the function of environment protection and ecology service, in order to increase the whole benefit of agriculture production.The Ninghai county has abundant agriculture resource, and its agriculture output is increasing rapidly. Recently, the Ninghai county is trying to become 'the back green garden of Ningbo city'. They take enough advantage of their resources to develop the harmless green agriculture products, and regard the eco-agriculture as the industry with most support. The next period will be the important stage of eco-agriculture construction of Ninghai county. Especially, with the introducing circular economy mode into Ninghai county, the structure of eco-agriculture construction will be marked out over again. This will influence the upgrade of the whole agriculture production system of Ninghai county, and has important guidance meaning to the development of agriculture economy and the progress of country society.This thesis is based on the theory of the circular economy and the eco-agriculture. Moreover, it introduces the material flow analysis in the circular economy mode, and combine with the character of material flow of agriculture production system. Then tries to set up a new eco-agriculture mode. Meanwhile, it analyses the relationship between the eco-agriculture and the local environment. In this way, it descripes objectively the present situation of the society, economy and nature resources of Ninghai county, and defines quantitatively the economic development phases of Ninghai county and what it is in the Ningbo city. Then makes the strategy of industry development, region layout and project construction which adapt to the eco-agriculture construction in Ninghai county. In the end of this thesis, it sets up a simple evaluation index system for the eco-agriculture construction of Ninghai county, and program the calculation of ecological footprint which is based on VB language. In the result of the thesis, it has a view of the eco-agriculture construction of Ninghai county in next period, and put forward some policies and advices. |
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